AMD EPYC 9634 vs AMD EPYC 9454

Comparative analysis of AMD EPYC 9634 and AMD EPYC 9454 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD EPYC 9634

AMD EPYC 9454

Differences

Reasons to consider the AMD EPYC 9634

36 more cores, run more applications at once: 84 vs 48
72 more threads: 168 vs 96
Around 75% more L1 cache; more data can be stored in the L1 cache for quick access later
1835008x more L2 cache, more data can be stored in the L2 cache for quick access later
1572864x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 10% better performance in PassMark - CPU mark: 142801 vs 129701

Specifications (specs)
Number of cores	84 vs 48
Number of threads	168 vs 96
L1 cache	64 KB (per core) vs 64K (per core)
L2 cache	1 MB (per core) vs 1MB (per core)
L3 cache	384 MB (shared) vs 256MB (shared)
Benchmarks
PassMark - CPU mark	142801 vs 129701

Reasons to consider the AMD EPYC 9454

Around 3% higher clock speed: 3.8 GHz vs 3.7 GHz
Around 6% better performance in PassMark - Single thread mark: 2982 vs 2821

Specifications (specs)
Maximum frequency	3.8 GHz vs 3.7 GHz
Benchmarks
PassMark - Single thread mark	2982 vs 2821

Compare benchmarks

CPU 1: AMD EPYC 9634
CPU 2: AMD EPYC 9454

PassMark - Single thread mark

CPU 1

CPU 2

2821

2982

PassMark - CPU mark

CPU 1

CPU 2

142801

129701

Name	AMD EPYC 9634	AMD EPYC 9454
PassMark - Single thread mark	2821	2982
PassMark - CPU mark	142801	129701

Compare specifications (specs)

	AMD EPYC 9634	AMD EPYC 9454
Essentials
Launch date	10 Nov 2022	10 Nov 2022
Launch price (MSRP)	$10304	$5225
Place in performance rating	13	20
Performance
Base frequency	2.25 GHz	2.75 GHz
Die size	12x 72 mm²	8x 72 mm²
L1 cache	64 KB (per core)	64K (per core)
L2 cache	1 MB (per core)	1MB (per core)
L3 cache	384 MB (shared)	256MB (shared)
Manufacturing process technology	5 nm	5 nm
Maximum frequency	3.7 GHz	3.8 GHz
Number of cores	84	48
Number of threads	168	96
Transistor count	78,840 million	52,560 million
Unlocked
Memory
ECC memory support
Supported memory types	DDR5	DDR5-4800 MHz, Twelve-channel
Compatibility
Configurable TDP	240-300 Watt	240-300 Watt
Max number of CPUs in a configuration	2	2
Sockets supported	SP5	SP5
Thermal Design Power (TDP)	290 Watt	290 Watt
Peripherals
PCIe configurations	Gen 5, 128 Lanes, (CPU only)	Gen 5, 128 Lanes, (CPU only)